Goplus Black Ergonomic Desk Task Office Chair High Back Executive Computer New Style Black Brand New And High Quality;New Modern Style,Beatiful Generous And Strong Practicability 360 Degree Swivel Wheel And Chair Can Run Smoothly On Floor;Height Adjusted By Pneumatic Gas Lift Load capacity: 396 LBS;Overall dimension:23.62" x 22.44" x46.06" (Highest) Backrest height: 25.98";Seat size: 20.07" x 20.07";Adjustable seat height: 16.92" -20.86" Package Include: 1 X Office Chair Black